Forgot to add the first stab implementation.

src/oocontext.cpp

@@ -0,0 +1,74 @@
+#include <stdlib.h>
+
+#include "strophe.h"
+#include "strophepp.h"
+
+XMPP::Context::Context() 
+{
+    m_mem.alloc = callAlloc;
+    m_mem.realloc = callRealloc;
+    m_mem.free = callFree;
+    m_mem.userdata = (void *)this;
+
+    m_log.handler = callLog;
+    m_log.userdata = (void *)this;
+
+    m_ctx = ::xmpp_ctx_new(&m_mem, &m_log);
+}
+
+XMPP::Context::~Context()
+{
+    ::xmpp_ctx_free(m_ctx);
+}
+
+void *XMPP::Context::alloc(const size_t size)
+{
+    return ::malloc(size);
+}
+
+void *XMPP::Context::realloc(void *p, const size_t size)
+{
+    return ::realloc(p, size);
+}
+
+void XMPP::Context::free(void *p)
+{
+    ::free(p);
+}
+
+void XMPP::Context::log(const xmpp_log_level_t level,
+			const char * const area,
+			const char * const msg)
+{
+    /* do nothing by default */
+}
+
+xmpp_ctx_t *XMPP::Context::getContext()
+{
+    return m_ctx;
+}
+
+void *XMPP::Context::callAlloc(const size_t size, void * const userdata)
+{
+    return reinterpret_cast<Context *>(userdata)->alloc(size);
+}
+
+void *XMPP::Context::callRealloc(void *p, const size_t size,
+				 void * const userdata)
+{
+    return reinterpret_cast<Context *>(userdata)->realloc(p, size);
+}
+
+void XMPP::Context::callFree(void *p, void * const userdata)
+{
+    reinterpret_cast<Context *>(userdata)->free(p);
+}
+
+void XMPP::Context::callLog(void * const userdata,
+			    const xmpp_log_level_t level,
+			    const char * const area,
+			    const char * const msg)
+{
+    reinterpret_cast<Context *>(userdata)->log(level, area, msg);
+}
+